Early computer systems usually consist of central processing units (CPUs), memory, peripherals, and so on, and users often monopolize all of the computer's resources. For example, when a computer prints through a printer, other devices are waiting,
Early computer systems were generally composed of CPU, memory, external devices, and other components. Users often exclusive to all computer resources. For example, when a computer prints data through a printer, other devices are waiting. In this
Currently, most of the operating systems of home computers use Windows. However, before the launch of Windows 95 in 1995, the dominant operating System was the Disk Operation System (DOS ).
People who have been familiar with computers may have
Most home computer operating systems are now Windows, but before the launch of the Windows95 in 1995, the dominant operating system was DOS (disk Operation system).
Contact the computer earlier people must have heard of the name of DOS, but also
Typical advanced DOS batch processing applications:
Files with the extension BAT (or CMD in NT/2000/XP/2003) are batch files.
First, the batch processing file is a text file. Each line of this file is a DOS command (most of the
With the popularization and application of computers, computer functions become more and more powerful and hardware devices become more and more powerful to meet people's needs, such as ISA, PCI sound card, modem, USB hard drive, mouse, and so on,
DOS Run Command Manager character DaquanWin Manager Run Command Daquan (DOS Run command under Windows)Nslookup-------IP Address detectorExplorer-------Open Resource ManagerDevmgmt.msc---Device ManagerProgMan--------Program ManagerTaskmgr-----Task
For help documentExecutes a specific command on each file in a set of files.
For%variable in (set) do command [Command-parameters]
%variable specifies a single letter replaceable parameter.
(set) to specify one or a set of files. You can use
A For command is a command that runs in the command line or batch for a series of objects to execute one or more commands cyclically in sequence. Combined with some programs in Windows Management, its processing capabilities are powerful, and its
When you enter the + path command at the DOS prompt c: \, what do you think will happen? Is it bad command or filename? Or show the path? You may say it is the former or the latter, but you will not think that the result is that it is inexplicably
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